Weidouli Special Valves(WSV), China’s leading valve manufacturer, specialize in industrial valve’s production, research & development, sales and service. History Founded in 1989 Factory 1st Factory: 9500m2 2nd Factory: 33600m2 People: 160 staffs Quality: (DNV) ISO9001, ISO 14001, OSHAS 18001, API 6D, API 607/6FA, CE ,TS etc. approvals. Equipment Over 100 sets including CNC and multi-station, Vacuum welding equipment, Vacuum heat treatment furnace, Vacuum surface modification. Test equipment such as NITON XRF Alloy analyzer, Direct reading spectrometer, Metallurgical microscope, Ultrasonic thickness measurement, Burawoy hardness test, Nondestructive test etc. Specialty Entirely focused on industrial valves for severe services Product line: WSV Valves are built in high corrosion resistant performance materials: duplex and super duplex, titanium alloy, nickel alloys (Hastelloy®, Incoloy®, Inconel®, Monel®, Alloy 20, etc.), zirconium and corrosion resistant alloys across all major industrial applications. Our products include ball, gate, check, globe, butterfly, plug, control etc. valves Application Valves are delivered worldwide to the chemical engineering, mining project, metallurgy, pulp and paper making, power generation, natural gas and offshore and onshore other specific demand applications. Concept Cooperate sincerely, Create win-win